Answer: When you create a document in Microsoft Publisher or any desktop publishing program, in order for others to open and view the file they would normally have to have the same program. If they don't, there are ways you can convert your creation to a format that others can use.
For other uses, see Epidemiology (disambiguation). Epidemiology is the study and analysis of the patterns, causes, and effects of health and disease conditions in defined populations. It is the cornerstone of public health, and shapes policy decisions and evidence-based practice by identifying risk factors for disease and targets for preventive healthcare.
Detels - Page 1. Epidemiology: the foundation of public health. Roger Detels, M.D., M.S. Abstract. Epidemiology is the basic science of public health, because it is the science that. describes the relationship of health or disease with other health-related factors in. human populations, such as human pathogens. Furthermore, epidemiology has been.